21433107

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 30945600

約数和(自身を除く): 9512493

約数列:

[1, 3, 17, 51, 59, 177, 289, 419, 867, 1003, 1257, 3009, 7123, 17051, 21369, 24721, 51153, 74163, 121091, 363273, 420257, 1260771, 7144369, 21433107]

約数ペア:

[(1, 21433107), (3, 7144369), (17, 1260771), (51, 420257), (59, 363273), (177, 121091), (289, 74163), (419, 51153), (867, 24721), (1003, 21369), (1257, 17051), (3009, 7123)]